| Part No | Manufacturer | Application |
|---|
| HT48R05A-1 | Holtek | 8-bit OTP microcontroller |
| HT7610B | Holtek | General purpose PIR controller |
| HT1609L | Holtek | 2x40 channel LCD driver |
| HT9200A | Holtek | DTMF generator with serial interface |
| HT7133-1 | Holtek | 30mA voltage regulator 3.3V, tolerance 3% |
| HT23C010 | Holtek | CMOS 128Kx8-bit mask ROM |
| HT23C010 | Holtek | CMOS 128Kx8-bit mask ROM |
| HT656 | Holtek | Decoders for burglar alarm system, car door controllers and etc. |
| HT692 | Holtek | 3 in 18 decoder. 10-addresses, 2-data |
| HT602L | Holtek | Decoders for burglar alarm system, car door controllers and etc. |
| HT640 | Holtek | Encoder for burglar alarm system, car door controllers and etc. |
| HT7039A | Holtek | 3.9V voltage detector |
| HT6571 | Holtek | Multiple RS-232 drivers and receivers |
| HT23C040 | Holtek | CMOS 512Kx8-bit mask ROM |
| HT1045 | Holtek | Voltage regulator, output 4.4V |
| HT7550 | Holtek | 5.0V high driver regulator |
| HT1033 | Holtek | Voltage regulator, output 3.3V |
| HT1070 | Holtek | Voltage regulator, output 7.0V |
| HT23C020 | Holtek | CMOS 256Kx8-bit mask ROM |
| HT7611B | Holtek | General purpose PIR controller |
| HT814D0 | Holtek | 8.4 second LOG-PCM speech |
| HT7130-1 | Holtek | 30mA voltage regulator 3.0V, tolerance 3% |
| HT817D0 | Holtek | 16.8 second LOG-PCM speech |
| HT9302D | Holtek | 1-memory/2-memory tone/pulse dialer |
| HT614 | Holtek | 3 in 18 decoder. 10-addresses, 4-data |
| HT49C50 | Holtek | 8-bit microcontroller |
| HT16512 | Holtek | 1/4 to 1/11 duty VFD controller |
| HT82K68E | Holtek | Multimedia keyboard encoder OTP |
| HT82K68E | Holtek | Multimedia keyboard encoder OTP |
| HT93LC56 | Holtek | 2K 3-wire CMOS serial EEPROM |
